---
name: "fsl_rio_port_write_init"
section: "9"
platform: "linux"
package: "linux-manual-3.2"
version: "3.2.78-1"
release: "Debian 7 (Wheezy)"
platforms: ["linux"]
url: "https://new.carta.tech/fsl_rio_port_write_init"
---

# fsl\_rio\_port\_write\_init(9)

MPC85xx port write interface init

## NAME

fsl\_rio\_port\_write\_init - MPC85xx port write interface init

## SYNOPSIS

**int fsl\_rio\_port\_write\_init(struct rio\_mport \*** *mport***);**

## ARGUMENTS

*mport*

Master port implementing the port write unit

## DESCRIPTION

Initializes port write unit hardware and DMA buffer ring. Called from **fsl\_rio\_setup**. Returns **0** on success or **-ENOMEM** on failure.

## AUTHOR

**Matt Porter** \<mporter@kernel.crashing.org\>, \<mporter@mvista.com\>

Author.

## COPYRIGHT